21st.to - robtex.com

21st.to

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

to

DNSSEC⚠️ Not signed
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1774756517

Subdomains

www.21st.to

Same first word

21st.cl
21st.ca
21st.dev
21st.jp
21st.careers
21st.wpmudev.host
21st.eu
21st.it
21st.click
21st.com
21st.mobi
21st.se
21st.digital
21st.org
21st.de
21st.ru
21st.at
21st.info
21st.co.zw
21st.net
21st.biz
21st.solutions
21st.cc
21st.ai
21st.dk
21st.gold
21st.us

Similar names

ts12.com
ts12.de
12st.cn
1st2.com
st12.de
1st2.net
st21.biz
t2s1.com
st21.com
ts21.com
12st.net
st21.jp
st21.ru
12st.com
s1t2.com.au
s21t.xyz
st21.cn
s12t.com
st21.de
s1t2.com
21ts.com
st21.info
12ts.com
t21s.jp
st12.co.uk
st21.dk
ts21.org
st21.com.br
st12.com
st12.ca
st12.net
ts12.net
st21.co.uk
12st.de
12st.su
ts21.ru
st12.ru
st21.eu
st12.org

DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comns0.netenergy.netns1.netenergy.netA13.248.169.4876.223.54.14680.247.0.251
○NSns0.netenergy.net2015-07-31 → 2016-04-01 · 3 obs
● 2015-07-31 20:47:36
● 2016-04-01 08:20:06
○ 2026-03-29 04:08:26
●NSns1.afternic.com2026-03-29 → 2026-03-29 · 2 obs
○ 2016-04-01 08:20:06
● 2026-03-29 04:08:26
○NSns1.netenergy.net2015-11-25 → 2016-04-01 · 4 obs
○ 2015-07-31 20:47:36
● 2015-11-25 22:56:30
● 2016-04-01 08:20:06
○ 2026-03-29 04:08:26
●NSns2.afternic.com2026-03-29 → 2026-03-29 · 2 obs
○ 2016-04-01 08:20:06
● 2026-03-29 04:08:26
●A13.248.169.482026-03-29 → 2026-03-29 · 2 obs
○ 2016-04-01 08:20:06
● 2026-03-29 04:08:26
●A76.223.54.1462026-03-29 → 2026-03-29 · 2 obs
○ 2016-04-01 08:20:06
● 2026-03-29 04:08:26
○A80.247.0.2512015-07-31 → 2016-04-01 · 3 obs
● 2015-07-31 20:47:36
● 2016-04-01 08:20:06
○ 2026-03-29 04:08:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
tons10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.info8 records
21st.tons1.afternic.com, ns2.afternic.com-

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for to (unsigned zone)

⏱️ Timing

Total: 107ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns2.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns10.trs-dns.org, ns10.trs-dns.org, ns01.trs-dns.com...)

Analysis

Hierarchy

21st.to is the parent of www.21st.to.

IP Addresses

21st.to resolves to two IPs: 13.248.169.48 and 76.223.54.146.

other host names for instance spamed.co, momozaza.com, default-ptr-207-154-197-250.misdivision.com, nolisting.bytesell.com and fleetinvestment.com share IP numbers with 21st.to.

Name Servers

21st.to is delegated to two name servers: ns1.afternic.com and ns2.afternic.com.

21st.to shares the same name server setup as other domains, for example dancypants.com, mavi.network, bumbler.com, zoneauction.com and znx208-2-156-244.znyx.com.

21st.to at least partially shares name servers with other domains, for instance nutritionbuzz.com, hugosgarden.com, stefaniagatta.com, adinet.co and aborjin.com.

These name servers are often used with verification-d3jclucsp89ganyqbydeny.ns101.verify.hn and verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69

ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69